US2481752A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric regulator with diaphragm type spring
Assignee: Bendix Aviation Corp
•
Filing: 1946-05-15
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Granted: 1949-09-13
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Expires: 1966-05-15
Abstract
No abstract record available.
Inventors
- 👤 Cletus J Jenny
- 👤 Thomas F Pryor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:22
CPC Classifications
H; H02; H02P; H02P9/00; H02P9/14; H02P9/20; H02P9/22; G; G05; G05B; G05B11/00; G05B11/01; G05B11/011; G05B11/012
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-12 | 1953-03-14 | 1953-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-12 | 1957-03-14 | 1957-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-12 | 1961-03-14 | 1961-09-13 | $7700.00 | Window Closed / Lapsed |